打字猴:1.700451339e+09
1700451339
1700451340 }
1700451341
1700451342 System.out.println(name+“试图访问B.b2()”);
1700451343
1700451344 b.b2();
1700451345
1700451346 }
1700451347
1700451348 public synchronized void a2(){
1700451349
1700451350 System.out.println(“进入a.a2()”);
1700451351
1700451352 }
1700451353
1700451354 }
1700451355
1700451356 //资源B
1700451357
1700451358 static class B{
1700451359
1700451360 public synchronized void b1(A a){
1700451361
1700451362 String name=Thread.currentThread().getName();
1700451363
1700451364 System.out.println(name+“进入B.b1()”);
1700451365
1700451366 try{
1700451367
1700451368 //休眠1秒,仍然持有锁
1700451369
1700451370 Thread.sleep(1000);
1700451371
1700451372 }catch(Exception e){
1700451373
1700451374 //异常处理
1700451375
1700451376 }
1700451377
1700451378 System.out.println(name+“试图访问A.a2()”);
1700451379
1700451380 a.a2();
1700451381
1700451382 }
1700451383
1700451384 public synchronized void b2(){
1700451385
1700451386 System.out.println(“进入B.b2()”);
1700451387
1700451388 }
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